.question-panel {
  max-width: 900px;
  margin: 0 auto;
  padding: 24px;
}

.question-panel.empty {
  text-align: center;
  color: #999;
}

.question-panel .progress-bar {
  margin-bottom: 24px;
}

.question-panel .progress-text {
  margin-top: 8px;
  text-align: center;
  font-size: 14px;
  font-weight: 500;
  color: #666;
}

.question-panel .question-card {
  background: white;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
  border-radius: 12px;
}

.question-panel .question-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.question-panel .question-type {
  font-size: 16px;
  font-weight: 600;
  color: #1890ff;
}

.question-panel .skipped-badge {
  padding: 4px 12px;
  background-color: #ffa39e;
  color: #cf1322;
  border-radius: 12px;
  font-size: 12px;
}

.question-panel .question-text {
  font-size: 20px;
  font-weight: 600;
  line-height: 1.6;
  color: #262626;
  margin-bottom: 16px;
}

.question-panel .question-explanation {
  background-color: #e6f7ff;
  padding: 12px 16px;
  border-radius: 8px;
  margin-bottom: 20px;
  font-size: 14px;
  line-height: 1.6;
  color: #0050b3;
  border-left: 4px solid #1890ff;
}

.question-panel .explanation-label {
  font-weight: 600;
  margin-right: 4px;
}

/* 智能提示区域 */
.question-hints-section {
  margin-bottom: 20px;
}

.hints-panel {
  background: #fafafa;
  border: 1px solid #e8e8e8;
  border-radius: 8px;
  padding: 12px;
}

.hints-panel .ant-collapse-header {
  padding: 8px 12px !important;
  background: linear-gradient(135deg, #667eea10 0%, #764ba210 100%);
  border-radius: 6px;
  margin-bottom: 12px;
}

.hints-block {
  margin-bottom: 16px;
}

.hints-block:last-child {
  margin-bottom: 0;
}

.hints-label {
  font-size: 14px;
  font-weight: 500;
  color: #333;
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hints-content {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.hint-tag {
  cursor: default;
  padding: 4px 12px;
  border-radius: 6px;
  background: white;
  border: 1px solid #d9d9d9;
  transition: all 0.3s;
}

.hint-tag:hover {
  border-color: #40a9ff;
  color: #40a9ff;
}

/* 参考示例 */
.examples-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.example-item {
  display: flex;
  align-items: flex-start;
  padding: 10px 12px;
  background: white;
  border: 1px solid #e8e8e8;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.3s;
}

.example-item:hover {
  background: #f0f7ff;
  border-color: #40a9ff;
  transform: translateX(4px);
}

.example-number {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  width: 20px;
  height: 20px;
  background: #1890ff;
  color: white;
  border-radius: 50%;
  font-size: 12px;
  margin-right: 10px;
  flex-shrink: 0;
}

.example-text {
  flex: 1;
  font-size: 14px;
  line-height: 1.6;
  color: #333;
}

/* 写作技巧 */
.tips-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.tip-item {
  padding: 8px 12px;
  background: #fff7e6;
  border-left: 3px solid #faad14;
  border-radius: 4px;
  font-size: 13px;
  color: #595959;
  line-height: 1.6;
}

.question-panel .answer-input {
  margin-bottom: 20px;
}

.question-panel .answer-input textarea {
  font-size: 15px;
  line-height: 1.8;
  border-radius: 8px;
}

.question-panel .answer-input textarea:focus {
  border-color: #1890ff;
  box-shadow: 0 0 0 2px rgba(24, 144, 255, 0.2);
}

.question-panel .question-actions {
  display: flex;
  justify-content: center;
}

.question-panel .panel-tip {
  margin-top: 24px;
  text-align: center;
  font-size: 13px;
  color: #8c8c8c;
  padding: 12px;
  background-color: #fafafa;
  border-radius: 8px;
}

/* 折叠面板自定义 */
.question-hints-section .ant-collapse-ghost > .ant-collapse-item {
  border: none;
}

.question-hints-section .ant-collapse-content {
  border: none;
  background: transparent;
}

.question-hints-section .ant-collapse-expand-icon {
  color: #faad14;
}
